5G10.15 - Lodestone
This is a naturally occurring magnetic rock, although this is not very powerful it will pick up some pins and paperclips.
- Wojciech Dindorf, "Rolling Magnet", TPT, Vol. 43, # 1, Jan. 2005, p. 51.
- Thomas B. Greenslade, Jr., "Lodestone", AJP, Vol. 77, # 8, p. 729, Aug. 2009.
- Thomas B. Greenslade, Jr., "Lodestone (Photo)", AJP, Vol. 73, # 1, Jan. 2005, p. 44.
- George M. Hopkins, "Magnetism", Experimental Science, p. 347.
- John Henry Pepper, Henry George Hine, The Boy's Playbook of Science, p. 207.
- George M. Hopkins', "Magnetization by Lodestone", Experimental Science, Volume Two, p. 109.
- John Henry Pepper, "Magnetism", Cyclopadic Science Simplified, p. 349.
- Pat Murphy, Ellen Macaulay, and the staff of the Exploratorium, "Magnetic Sand", Exploratopia, p. 172.
- Borislaw Bilash II, David Maiullo, "It All Started With Lodestones", A Demo a Day: A Year of Physics Demonstrations, p. 288.
- Jearl Walker, "5.38, Lodestones", The Flying Circus of Physics Ed. 2, p. 236.
- Forrest M. Mims III, "Magnet Sensor Projects - Overview", Vol. III - Electronic Sensor Circuits & Projects, p. 53.
- The Queen Catalogues Vol. II, Catalogue of Physical Instruments, No. 5138, p. 73.
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